Description
The Hydrofit HDF-BVT Series Tank Ball Valve is designed for use with reverse osmosis (RO) pressure storage tanks and other water filtration applications requiring a compact, reliable shut-off valve.
The valve screws directly onto a standard 1/4" male NPT tank connection and provides a convenient push-fit connection for either 1/4" or 3/8" tubing.
Simply select the tube size required for your system.
Available Options
HDF-BVT0404 – 1/4" Tube
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1/4" push-fit tube connection
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1/4" Female NPT threaded connection
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Ideal for standard RO systems using 1/4" tubing
HDF-BVT0604 – 3/8" Tube
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3/8" push-fit tube connection
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1/4" Female NPT threaded connection
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Ideal for higher-flow RO systems using 3/8" tubing
Features
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Genuine Hydrofit quick-connect fitting
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Integrated manual shut-off ball valve
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Quick-connect fitting allows fast installation and tube replacement
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Compact design suitable for under-bench RO systems
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Suitable for drinking water applications
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Manufactured from FDA-approved materials
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NSF/ANSI 61 certified
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Fits standard RO pressure tanks with a 1/4" male NPT connection
Specifications
| Model | Tube Connection | Tank Thread |
|---|---|---|
| HDF-BVT0404 | 1/4" Push Fit | 1/4" FNPT |
| HDF-BVT0604 | 3/8" Push Fit | 1/4" FNPT |
Maximum fitting pressure: 150 psi (10 bar) at 20°C
Maximum temperature: 60°C at reduced working pressure
Which Size Do I Need?
Choose the valve to match the outside diameter of the tubing connected to your RO tank:
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1/4" tubing → HDF-BVT0404
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3/8" tubing → HDF-BVT0604
Both versions have the same 1/4" female threaded connection to the pressure tank.

